315924 has 24 divisors (see below), whose sum is σ = 842688. Its totient is φ = 90240.

The previous prime is 315907. The next prime is 315937. The reversal of 315924 is 429513.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 315894 and 315903.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 315924.

It is an unprimeable number.

315924 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1797 + ... + 1964.

It is an arithmetic number, because the mean of its divisors is an integer number (35112).

2³¹⁵⁹²⁴ is an apocalyptic number.

It is an amenable number.

315924 is an abundant number, since it is smaller than the sum of its proper divisors (526764).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

315924 is a wasteful number, since it uses less digits than its factorization.

315924 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3775 (or 3773 counting only the distinct ones).

The product of its digits is 1080, while the sum is 24.

The square root of 315924 is about 562.0711698709. The cubic root of 315924 is about 68.1073851155.

The spelling of 315924 in words is "three hundred fifteen thousand, nine hundred twenty-four".